參數(shù)資料
型號: LA4742
廠商: Sanyo Electric Co.,Ltd.
元件分類: 音頻放大器
英文描述: 45 W Four-Channel Bridge Circuit Power Amplifier
中文描述: 45瓦四通道橋電路功率放大器
文件頁數(shù): 2/9頁
文件大?。?/td> 106K
代理商: LA4742
No. 7043-2/9
LA4742
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Quiescent current
I
CCO
Ist
R
L
=
, Rg = 0
Vst = 0 V
100
200
350
mA
Standby current
10
μA
Output offset voltage
V
N
offset
VG
VG
P
O
1
P
O
max1
P
O
max2
THD
Rg = 0
–100
+100
mV
Voltage gain
V
O
= 0 dBm
25
26
27
dB
Voltage gain difference
–1
+1
dB
THD = 10 %
23
28
W
Output power
V
CC
= 13.7 V, V
IN
= 5 Vrms
V
IN
= 5 Vrms
P
O
= 4 W
V
O
= 0 dBm, Rg = 10 k
f
r
= 100 Hz, V
R
= 0 dBm, Rg = 0
Rg = 0, B.P.F. = 20 Hz to 20 kHz
40
W
45
W
Total harmonic distortion
0.05
0.4
%
Channel separation
CHsep
55
65
dB
Ripple rejection ratio
SVRR
50
60
dB
Output noise voltage
V
NO
100
200
μVrms
Muting attenuation
Mute(att)
V
O
= 20 dBm
70
80
dB
Operating Characteristics
at Ta = 25°C, V
CC
= 14.4 V, f = 1 kHz, R
L
= 4
, Rg = 600
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
V
CC
R
L
V
CC
op
14.4
V
V
Recommended load resistance
4
Operating supply voltage range
9 to 18
Operating Conditions
at Ta = 25°C
相關(guān)PDF資料
PDF描述
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LA4743B 45 W Four-Channel (Bridge Circuit) Power Amplifier
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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LA4743 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:45 W Four-Channel (Bridge Circuit) Power Amplifier
LA4743A 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:45 W Four-Channel (Bridge Circuit) Power Amplifier
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